*{
    margin: 0;
    padding: 0;
}
body{
    background-color: #F2F2F2;
}
ul{
    list-style: none;
}
a{
    text-decoration: none;
    color: black;
}

#header,#search,#banner,#stairs,#wen,#footer,#advert,#sort{
    width: 100%;
}
.header_heart,.search_heart,.stairs_heart,.wen_heart,.footer_heart,.advert_heart,.sort_heart{
    width: 1190px;
    margin: auto;
    height: 100%;
}
//最后
#footer{
    height: 30px;
}
.footer_heart p{
    color: rgba(0, 255, 255, .6);
    font-size: 16px;
    line-height: 30px;
    text-align: center;
}